A*nad"ro*mous (#), a. [Gr. running upward; + a running, to run.]
1. Zool.
Ascending rivers from the sea, at certain seasons, for breeding, as the salmon, shad, etc.
2. Bot.
Tending upwards; -- said of terns in which the lowest secondary segments are on the upper side of the branch of the central stem.
D. C. Eaton.
© Webster 1913.